Swollen ankles - any ideas?

[LolaLadybird]

I'm five and a half months pregnant with my second child and have, until now, been able to avoid swollen ankles. However, in the last couple of days, they've got really puffy. Not really sure why as I haven't done anything different in the last 2 days and it's not been that hot.

I had swollen ankles with dd who was born in July so to be expected being v heavily pregnant in the middle of summer. I was hoping to avoid it this time with a winter baby but alas, no.

Last time I think I just put my feet up but I wondered if anyone had any other bright ideas?

sleep with feet raised on pillow
really helps

any other symptoms? Sure you know it can be sign of pre-eclamsia etc...
Feet up
Drink plenty of fluids

Thanks Tigana and MrsBadger for your comments. I went on holiday before I could post another message but I drank a lot and slept with feet on pillow and both really helped.

Also, for anyone else suffering, a friend was advised by her doctor to wear a tubigrip bandage right up to her knee in the evenings. Apparently, v comfortable ...